3899572 has 12 divisors (see below), whose sum is σ = 7059780. Its totient is φ = 1882496.

The previous prime is 3899569. The next prime is 3899573. The reversal of 3899572 is 2759983.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1196836 + 2702736 = 1094^2 + 1644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3899573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16693 + ... + 16924.

It is an arithmetic number, because the mean of its divisors is an integer number (588315).

Almost surely, 2^3899572 is an apocalyptic number.

It is an amenable number.

3899572 is a deficient number, since it is larger than the sum of its proper divisors (3160208).

3899572 is a wasteful number, since it uses less digits than its factorization.

3899572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33650 (or 33648 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 3899572 is about 1974.7333997277. The cubic root of 3899572 is about 157.4003333493.

The spelling of 3899572 in words is "three million, eight hundred ninety-nine thousand, five hundred seventy-two".